<template>
	<div class="item">
		<slot></slot>
	</div>
</template>

<script>
export default {
	data () {
		return {
			index: 0,
			show: false
		}
	},
	computed: {
		show () {
			return this.$parent.index === this.index
		}
	},
	ready () {
		for (var c in this.$parent.$children) {
			if (this.$parent.$children[c] === this) {
				this.index = parseInt(c, 10)
				break
			}
		}
		this.$parent.indicator.push(this.index)
		if (this.index === 0) {
			this.$el.classList.add('active')
		}
	}
}
</script>
